NotSoGoodAtMath12 NotSoGoodAtMath12

13-11-2018
Chemistry

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How many atoms are in 0.075 mol of titanium?

Proper keying of scientific notation:

N x 10^exp or N x 10e(exp)

examples: 5.6 x 10^-3 or 5.6 x 10e-3

Respuesta :

Chemberg Chemberg

13-11-2018

n = 0.075 mol

N = n × Na = 0.075 mol × 6.02 × 10^23 mol^-1 = 0.4515 × 10^23 = 45.15 × 10^21 or 45.15 × 10e23

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